Correct Answer - Option 2 : (2)
Explanation:
Alloys:
- Alloys are basically a homogenous mixture of a metal with another metal or non - metal.
- The is done to change the property of metals or improvise some of the qualities.
- The alloys can make metal rust-free, can enhance its, strength and make it more useful for certain purposes. For example, steel, an alloy of iron has more strength than alloy and is rust-free. Hence it is used for construction purposes.
Alloy
|
Composition
|
Uses |
(1) Brass
|
Copper and zinc
|
Making Utensills, Locks, gears |
(2) solder
|
Lead and Tin
|
Electronics, heating etc |
(3) Gun metal
|
Copper, Tin and Zinc
|
Gears, casting, values |
(4) Nichrome
|
Nickel, Iron and Chromium
|
Heating, toasters and space heaters |
Solder is the alloy of lead and tin but in question it is Lead and zinc. So it is the correct option.